package servlet;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.json.JSONObject;

import model.User;
import service.ServiceDAOFactory;

@WebServlet("/validateEmail.do")
public class ValidateEmailServlet extends HttpServlet{

	private static final long serialVersionUID = -5428119347690429683L;
	private boolean flag;
	
	@Override
	protected void doGet(HttpServletRequest req,HttpServletResponse resp) throws ServletException,IOException{
		doPost(req,resp);
	}
	protected void doPost(HttpServletRequest req,HttpServletResponse resp) throws ServletException,IOException{
		String email = req.getParameter("email");
		
		try{
			User user = ServiceDAOFactory.getUserService().findByEmail(email);
			if(user != null){
				flag = false;
			}else{
				flag = true;
			}
			JSONObject json = new JSONObject();
			json.put("flag",flag);
			PrintWriter out = resp.getWriter();
			out.print(json.toString());
			out.close();
		}catch(Exception e){
			e.printStackTrace();
		}
	}
}

	